misc: fastrpc: check return value of devm_kasprintf()

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devm_kasprintf() returns a pointer to dynamically allocated memory.
Pointer could be NULL in case allocation fails. Check pointer validity.
Identified with coccinelle (kmerr.cocci script).

Fixes: 3abe3ab3cd ("misc: fastrpc: add secure domain support")
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20230615102546.581899-1-claudiu.beznea@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Claudiu Beznea 2023-06-15 13:25:46 +03:00 • committed by Greg Kroah-Hartman

parent 7e3ee25e8c

commit 94f3bcfcd1

1 changed files with 3 additions and 0 deletions

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drivers/misc/fastrpc.c

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